Recent developments in asymmetric phase‐transfer reactions S Shirakawa, K Maruoka Angewandte Chemie International Edition 52 (16), 4312-4348, 2013 | 793 | 2013 |
Powerful chiral phase‐transfer catalysts for the asymmetric synthesis of α‐alkyl‐and α, α‐dialkyl‐α‐amino acids M Kitamura, S Shirakawa, K Maruoka Angewandte Chemie International Edition 44 (10), 1549-1551, 2005 | 287 | 2005 |
Surfactant-type Brønsted acid catalyzed dehydrative nucleophilic substitutions of alcohols in water S Shirakawa, S Kobayashi Organic Letters 9 (2), 311-314, 2007 | 275 | 2007 |
Enantioselective base-free phase-transfer reaction in water-rich solvent R He, S Shirakawa, K Maruoka Journal of the American Chemical Society 131 (46), 16620-16621, 2009 | 237 | 2009 |
Catalytic Asymmetric Synthesis of Axially Chiral o-Iodoanilides by Phase-Transfer Catalyzed Alkylations S Shirakawa, K Liu, K Maruoka Journal of the American Chemical Society 134 (2), 916-919, 2012 | 170 | 2012 |
Maintenance of surge arrester by a portable arrester leakage current detector S Shirakawa, F Endo, H Kitajima, S Kobayashi, K Goto, M Sakai IEEE Transactions on Power Delivery 3 (3), 998-1003, 1988 | 170 | 1988 |
Carboxylic acid catalyzed three-component aza-Friedel− Crafts reactions in water for the synthesis of 3-substituted indoles S Shirakawa, S Kobayashi Organic Letters 8 (21), 4939-4942, 2006 | 158 | 2006 |
Chiral quaternary phosphonium salts as phase-transfer catalysts for environmentally benign asymmetric transformations S Liu, Y Kumatabara, S Shirakawa Green Chemistry 18 (2), 331-341, 2016 | 153 | 2016 |
Novel water‐soluble calix [4] arene ligands with phosphane‐containing groups for dual functional metal‐complex catalysts: The biphasic hydroformylation of water‐insoluble olefins S Shimizu, S Shirakawa, Y Sasaki, C Hirai Angewandte Chemie International Edition 39 (7), 1256-1259, 2000 | 146 | 2000 |
Design of bifunctional quaternary phosphonium salt catalysts for CO 2 fixation reaction with epoxides under mild conditions S Liu, N Suematsu, K Maruoka, S Shirakawa Green Chemistry 18 (17), 4611-4615, 2016 | 143 | 2016 |
A new generation of chiral phase-transfer catalysts S Kaneko, Y Kumatabara, S Shirakawa Organic & biomolecular chemistry 14 (24), 5367-5376, 2016 | 143 | 2016 |
Chiral bifunctional phase transfer catalysts for asymmetric fluorination of β-keto esters X Wang, Q Lan, S Shirakawa, K Maruoka Chemical communications 46 (2), 321-323, 2010 | 132 | 2010 |
A Simple and General Chiral Silicon Lewis Acid for Asymmetric Synthesis: Highly Enantioselective [3+ 2] Acylhydrazone− Enol Ether Cycloadditions S Shirakawa, PJ Lombardi, JL Leighton Journal of the American Chemical Society 127 (28), 9974-9975, 2005 | 128 | 2005 |
Catalytic Asymmetric Synthesis of 3,3′‐Diaryloxindoles as Triarylmethanes with a Chiral All‐Carbon Quaternary Center: Phase‐Transfer‐Catalyzed SNAr Reaction S Shirakawa, K Koga, T Tokuda, K Yamamoto, K Maruoka Angewandte Chemie 126 (24), 6334-6337, 2014 | 123 | 2014 |
Neue Entwicklungen bei asymmetrischen Phasentransferreaktionen S Shirakawa, K Maruoka Angewandte Chemie 125 (16), 4408-4445, 2013 | 121 | 2013 |
Kinetic Resolution of Axially Chiral 2-Amino-1, 1′-Biaryls by Phase-Transfer-Catalyzed N-Allylation. S Shirakawa, X Wu, K Maruoka Angewandte Chemie International Edition 52 (52), 2013 | 120 | 2013 |
Design of a novel inherently chiral calix [4] arene for chiral molecular recognition S Shirakawa, A Moriyama, S Shimizu Organic Letters 9 (16), 3117-3119, 2007 | 120 | 2007 |
Triethylamine Hydroiodide as a Simple Yet Effective Bifunctional Catalyst for CO2 Fixation Reactions with Epoxides under Mild Conditions Y Kumatabara, M Okada, S Shirakawa ACS Sustainable Chemistry & Engineering 5 (8), 7295-7301, 2017 | 115 | 2017 |
Design of chiral bifunctional quaternary phosphonium bromide catalysts possessing an amide moiety S Shirakawa, T Tokuda, A Kasai, K Maruoka Organic letters 15 (13), 3350-3353, 2013 | 111 | 2013 |
Organocatalyzed asymmetric synthesis of axially, planar, and helical chiral compounds S Shirakawa, S Liu, S Kaneko Chemistry–An Asian Journal 11 (3), 330-341, 2016 | 107 | 2016 |